"Clientelism Revisited" in Mark R. Thompson and Eric Vincent C. Batalla, eds., Routledge Handbook of the Contemporary Philippines, London & New York:Routledge, 2018.
Routlegde 2018 ISBN:9781138892347
"ICT and Reform in Electoral Administration: An Assessment of Philippine Electoral Modernization," in Kasuya, Yuko, Quimpo, Nathan Gilbert, Eds., The Politics of change in the Philippines.
Anvil Publishing 2010 ISBN:9789712723773
The Party-List System in Philippine Congressional Elections: A Comparative Overview
(Seminar for Academic Collaboration between Universities in Indonesia, Universities in Vietnam and Ibaraki University 2013)
Toward a More Workable Party-List System in the Philippines: Open Participation and A New Seat Allocation Formula with a Built-in Safeguard against Domination by the Traditional Forces
(Philippine Political Science Association Meeting 2012)
A Post-election Assessment of the Nation-wide Automation of the 2010 Synchronized Elections in the Philippines
(2011 International Conference, Philippine Political Science Association (PPSA) 2011)